trillion

noun
tril·​lion | \ ˈtri(l)-yən How to pronounce trillion (audio) \

Definition of trillion

1 : a number equal to 1,000 times one billion — see Table of Numbers
2 : an indeterminately large number a trillion mosquitoes out tonight

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Other Words from trillion

trillion adjective
trillionth \ ˈtri(l)-​yən(t)th How to pronounce trillionth (audio) \ adjective or noun

Examples of trillion in a Sentence

Recent Examples on the Web

And some fiber types can only be broken down by the gut microbiome, the ecology of trillions of diverse bacteria lining our intestines and colon. Julia Belluz, Vox, "Nearly all Americans fail to eat enough of this actual superfood," 15 July 2019 Connecticut’s health department has accepted the U.S. Environmental Protection Agency’s recommendation that PFAS levels not exceed 70 parts per trillion for drinking water. Gregory B. Hladky, courant.com, "Contamination from firefighting foam spill prompts new testing in Farmington River, military bases, major rivers and lakes," 28 June 2019 These are the first heroes and veterans and victims of the great trillions of dollars war on terror. Emily Tillett, CBS News, "Mitch McConnell to meet with 9/11 first responders after blistering Capitol Hill testimony," 24 June 2019 But startups wishing to access a portion of the trillions of dollars sloshing around equity markets, and avoid the traditional IPO, now have a second option: the direct listing. Michael J. Coren, Quartz, "After Slack, the IPO market might never be the same," 19 June 2019 As for your taxes, the question isn’t whether Medicare for All would raise them, but by how many tens of trillions. Seema Verma, WSJ, "Medicare for All Means Hope for None," 27 Mar. 2019 In 2016, a group using the technology and led by ecologist Jason Chapman at the University of Exeter in the United Kingdom reported that trillions of insects migrate in and out of the country each year. Erik Stokstad, Science | AAAS, "Half a billion hoverflies migrate to the United Kingdom each year. The benefits to farmers are huge," 13 June 2019 The pollution is made up of trillions of tiny bits of debris, roughly the size of a grain of rice or smaller, floating from near the surface to thousands of feet underwater. Paul Rogers, The Mercury News, "Levels of plastic pollution in Monterey Bay rival those in Great Pacific Garbage Patch," 6 June 2019 In her Instagram shot, which was taken in New York City, Duff is smiling from ear-to-ear, showing off what appears to be a cushion cut engagement ring, set on either a split shank band or flanked with trillions. Carrie Goldberg, Harper's BAZAAR, "Hilary Duff Is Officially Engaged to Matthew Koma," 9 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trillion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of trillion

1690, in the meaning defined at sense 1

History and Etymology for trillion

French, from tri- + -illion (as in million)

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Statistics for trillion

Last Updated

21 Jul 2019

Look-up Popularity

Time Traveler for trillion

The first known use of trillion was in 1690

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More Definitions for trillion

trillion

noun

English Language Learners Definition of trillion

: the number 1,000,000,000,000 : one thousand billion
: a very large amount or number
British, old-fashioned : the number 1,000,000,000,000,000,000 : one million million million

trillion

noun
tril·​lion | \ ˈtril-yən How to pronounce trillion (audio) \

Kids Definition of trillion

: a thousand billions

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More from Merriam-Webster on trillion

Rhyming Dictionary: Words that rhyme with trillion

Spanish Central: Translation of trillion

Nglish: Translation of trillion for Spanish Speakers

Britannica English: Translation of trillion for Arabic Speakers

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